This is a Cloning Remote Control for BARNER 868 MHz Compatible with BERNER BHS110 BERNER BHS121 BERNER BHS130 BERNER BHS140 BERNER BHS153 BERNER BHS211 BERNER BHS221 BERNER BDS 868 Specification: Product material: ABS Product weight: 40 g Product color: Black + silver Rated voltage: 3v Installation: wireless For: Such as electric telescopic door remote control, road gate remote control, alarm remote control and so on. Wireless transmission distance: 10-150 (m). (open space) Frequency:868MHz, 868.3MHz Usage:Fifteen seconds clone, can be used directly after cloning How to Program Face to face copy your original remote control Step:1:Clear the history code from duplicator 1:Press button A and B continuously until LED flash 3 times 2.Release button B (Keep pressing button A),and press button B Slowly for 3 times,LED flash 3.Release button A ,finish code clearance. Step 2,Copy code from original transmitter 1. Put duplicator aside of original transmitter,as close as possible. 2. Press and hold button A of original transmitter,then press and hold button A of duplicator until you see the duplicator is LED flash 3. Release both buttons,finish code copy,copy other button in same way. Button A= Lock button Button B=Unlock button Include Remote Control Battery Keychain English Manual Shipped within 24 hours (except holidays) Professional certificate, high-quality after-sales service